GitHub Daily Series #35: DotJava Content Sprint, MPP Fork, and GMO-PG Client on March 19
As of 2026-03-19 23:16 JST (public repos only): 3 repositories active (2 newly created), 15 commits, and 25,471 added lines across Java learning content, payment SDKs, and security hardening.
This is episode 35 of the GitHub daily series, covering GitHub work on March 19, 2026 (JST), with data captured at 23:16 JST. All activity today was in public repositories.
Public snapshot: 3 repositories active (2 newly created), 15 commits, +25471 / -595 lines changed, with 7 PushEvents and 2 CreateEvents.
dotjava had a major content sprint with 7 commits (+20648 / -397), adding a GitHub PR learning section with 13 chapters, a GitHub usage section with 9 categories and 16+ chapters, a Java testing guide with 22 chapters across 8 categories, 10 VBA/Macro chapters for the Excel section, expanding interview questions from 100 to 200 with 5 new categories, expanding the Java errors guide from 33 to 96 entries, and adding site-wide search, quizzes, a 404 page, and navigation reorganization. Repo: https://github.com/nktkt/dotjava
mpp-rs was created as a hardened fork of the Machine Payments Protocol Rust SDK with 7 commits (+598 / -198), adding security fixes including tx hash replay protection, stale voucher signature verification, and keychain envelope signature rejection, plus performance optimizations. Repo: https://github.com/nktkt/mpp-rs
gmo-pg-rs was launched with 1 commit (+4225) as a Rust client library for GMO Payment Gateway (GMO-PG) OpenAPI. Repo: https://github.com/nktkt/gmo-pg-rs